Product Name: Calcium phosphate dibasic
Synonym:
Calcium hydrogenphosphate
Molecular Structure:
Specifications:
Item | Specifications |
CAS No. | 7757-93-9 |
Molecular Formula | CaHO4P |
Molecular Weight | 136.06 |
Appearance | White or almost white powder |
Calcium Salt Identification | Positive reaction |
Phosphate Identification | Positive reaction |
Chlorides,% | ≤ 0.05 |
Sulfate,% | ≤0.2 |
Fluoride,% | ≤0.005 |
Hydrochloric Acid Insoluble Substance, mg | ≤ 5 |
Loss of Weight on Ignition,% | 6.6-8.5 |
Iron Salt,% | ≤ 0.04 |
Lead Salt,% | ≤ 0.0005 |
Arsenic Salt,% | ≤ 0.0002 |
Content,% | 98.0-103.0 |
Packing: 25KG/Bag;
Function:
Calcium phosphate dibasic generally refers to Dicalcium phosphate, which is a Inorganic compound, a white crystalline powder, easily soluble in dilute hydrochloric acid, dilute nitric acid, acetic acid, slightly soluble in water, insoluble in ethanol, and mainly used as a food additive.
Application:
Mainly used as a diluent for tablets and capsules
Anhydrous Dicalcium phosphate can be used not only as an auxiliary material, but also as a calcium supplement. No hygroscopicity, stable at room temperature, and will not be hydrated into dihydrate.
Anhydrous Dicalcium phosphate coarse particles have good compressibility and fluidity, and its deformation mechanism is brittle fracture when applied to pharmaceutical preparations, thus reducing its strain sensitivity. It is different from Dicalcium phosphate dihydrate, when pressed under high pressure, delamination and top crack may occur. This phenomenon can be clearly observed when using a deep concave punch for tablet pressing when the dosage accounts for the majority of the prescription. This phenomenon is independent of the tightness.
Anhydrous Dicalcium phosphate with different particle sizes can be used in different preparation processes, small particle sizes can be used in classic wet granulation, and coarser particles can be used for direct tablet pressing.
Storage:
Store in a dark, cool and ventilated place.
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